I have to increase the number of Fourier frequencies by adding 500 zeros to the end of the 27-sample-long signal.

1 vue (au cours des 30 derniers jours)
fs = 250;
t = 0:1/fs:0.107;
L = length(t);
x1 = sin(2*pi*50*t)+0.3;
fftx1=fft(x1)
freqHz = (0:1:length(x1)-1)*fs/L;
plot(freqHz,fftx1,'-o')
I have to increase the number of Fourier frequencies by adding 500 zeros to the end of the 27-sample-long signal.

Réponses (1)

Image Analyst
Image Analyst le 24 Oct 2021

Catégories

En savoir plus sur Fourier Analysis and Filtering dans Help Center et File Exchange

Produits

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by